Final answer:
Becky's perception that her body takes longer to adapt to the pool's cold water can be attributed to cold receptors adapting slower than warm receptors, as cold detectors are more superficial and respond more quickly to cold stimuli than warmth detectors do to warm stimuli.
Therefore, option A is correct.
Step-by-step explanation:
Little Becky feels that her body takes longer to get used to the water in the pool than the hot tub because cold receptors adapt slower than warm receptors. This can be explained by the responsiveness of thermoreceptors which are sensory receptors that respond differently to hot and cold stimuli. While warmth detectors are situated deeper within the skin, cold detectors are more superficial and detect cold stimuli before warm stimuli.
The body always strives for homeostasis, which is a stable balance of physiological states. When exposed to cold, such as in a pool, various reactions occur, including shivering, which are part of the body's mechanisms to return to a stable temperature. Therefore, the best reasoning for Becky's perception is A. cold receptors adapt slower than warm receptors.